Search a number
-
+
245432033 = 72112831609
BaseRepresentation
bin11101010000011…
…11111011100001
3122002211020110022
432220033323201
51000312311113
640204243225
76040065200
oct1650177341
9562736408
10245432033
111165a37a0
126a240515
133bb03472
142484b237
1516830908
hexea0fee1

245432033 has 24 divisors (see below), whose sum is σ = 312752160. Its totient is φ = 190451520.

The previous prime is 245432021. The next prime is 245432039. The reversal of 245432033 is 330234542.

It is not a de Polignac number, because 245432033 - 26 = 245431969 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 245431993 and 245432011.

It is not an unprimeable number, because it can be changed into a prime (245432039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151733 + ... + 153341.

It is an arithmetic number, because the mean of its divisors is an integer number (13031340).

Almost surely, 2245432033 is an apocalyptic number.

It is an amenable number.

245432033 is a deficient number, since it is larger than the sum of its proper divisors (67320127).

245432033 is a wasteful number, since it uses less digits than its factorization.

245432033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1917 (or 1910 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 245432033 is about 15666.2705517299. The cubic root of 245432033 is about 626.1000641316.

Adding to 245432033 its reverse (330234542), we get a palindrome (575666575).

The spelling of 245432033 in words is "two hundred forty-five million, four hundred thirty-two thousand, thirty-three".

Divisors: 1 7 11 49 77 283 539 1609 1981 3113 11263 13867 17699 21791 78841 123893 152537 455347 867251 3187429 5008817 22312003 35061719 245432033